* {
	-webkit-box-sizing: border-box;
	-moz-box-sizing: border-box;
	box-sizing: border-box
}

* {
	padding: 0px;
	margin: 0px;
}

body {
	background: url("../img/arrongant_bk.jpg") no-repeat fixed;
	background-size: cover;
	color: #ffffff;
	position: relative;
	width: 100%;
	height: 100%;
	font-family: fantasy;
}

.head {
	background-color: rgb(11, 23, 35);
	height: 9vh;
	display: flex;
	align-items: center;
}

#header_img {
	border-radius: 50%;
	padding: 0.5vw;
}

#center {
	position: fixed;
	justify-content: center;
	align-items: center;
	top: 40%;
	left: 50%;
	transform: translate(-50%, -50%);
	text-align: center;
	overflow: hidden;
}

#ROBOMASTER_TT {
	font-family: Verdana, Arial, Helvetica, sans-serif;
	font-weight: 100;
	font-size: 1.5rem;
	letter-spacing: 0.2rem;
	padding-bottom: 1rem;
}

#NAME {
	font-weight: 700;
	font-size: 1.8rem;
}

#Slogan {
	padding-bottom: 4vh;
	font-size: 1.5rem;
}

#one {
	background-color: #ffffff;
	/* 设置背景颜色 */
	color: #000;
	/* 设置文本颜色 */
	border: none;
	/* 移除边框 */
	width: 7.5rem;
	height: 2.5rem;
	margin-right: 1vw;
	letter-spacing: 0.2vw;
	cursor: pointer;
	/* 设置鼠标光标样式 */
	border-radius: 3vh;
	/* 设置圆角边框 */
}

#one:hover {
	background-color: rgba(255, 255, 255, 0.5);
	/* 设置鼠标悬停时的背景颜色 */
}

#action {
	padding-left: 0.5vw;
	display: inline-block;
	vertical-align: middle;
}

#two {
	background-color: rgba(255, 255, 255, 0);
	/* 设置背景颜色 */
	color: #fff;
	/* 设置文本颜色 */
	border: 0.1rem solid white;
	width: 6.5rem;
	height: 2.5rem;
	margin-right: 1vw;
	letter-spacing: 0.2vw;
	cursor: pointer;
	/* 设置鼠标光标样式 */
	border-radius: 3vh;
	/* 设置圆角边框 */
}
